| 1. | Several house drains, usually of 10 cm internal diameter and made of fired clay, flow into the street sewer which is of 15~23 cm diameter . 住宅的排水管道通常用若干条内径为10厘米由烧结粘土成制的管道,通往管径1523厘米的街道污水管。 |
| 2. | Standard specification for ductile iron gravity sewer pipe 球墨铸铁污水管标准规范 |
| 3. | Centrifugal machine of hot mold with resin - coated sand 多工位离心污水管机 |
| 4. | Standard specification for cast iron soil pipe and fittings 铸铁污水管和配件的标准规范 |
| 5. | Trenchless construction and testing of drains and sewers 排水管和污水管的非挖沟施工和试验 |
| 6. | Standard specification for sewer and manhole brick made from clay or shale 污水管和人孔用砖 |
| 7. | Specification for cured - in - place thermosetting resin sewer pipe 现场固化的热固性树脂污水管规范 |
| 8. | Specification for fiberglass sewer and industrial pressure pipe 纤维玻璃污水管和工业用压力管规范 |
| 9. | Plumbing fixture waste fittings 卫生管道用污水管配件 |
| 10. | Standard practice for insertion of flexible polyethylene pipe into existing sewers 聚乙烯软管同现有污水管插接 |